/ Dictionary / Index M mould: Meaning and Definition of Find definitions for: mould Pronunciation: (mōld), [key] — n., v.t., v.i. Chiefly Brit. mold. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mould (Thesaurus) moulage mouldy Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language